Classic bit kinematics - 3. Pure rolling of bit cones doubles performance
Application of trenchless methods for pipelines renovation on mining areas
North Sea operators drilling varied projects. Drilling market focus
Latest innovations in surface mining
Using the hypergeometric model to analyze the buckling of drillstrings in curved boreholes
Foamed cement job successful in deep HTHP offshore well
Deepwater gas development off Egypt overcomes challenges
Study on the Drilling Formation Selection and Risk Analysis of the Directional Drilling
Highlighting Scandinavian tunnelling
Driving a large tunnel in difficult ground at Engelberg
Combined Impacts of Sand Mining Activities: The Nandu River Downstream Segment
Building the Vereina railway tunnel trough the Alps